. >> carolyn: also at 6:30 a look behind the fiscal cliff to break them down how much l it will cost you if a deal is not reached in a week. >> both firemen are shot. >> firefighters are ambushed in new york that leads crews in the line of gunfire. local firefighters show their solidarity. stay with us >> dan: investigators are still trying to figure out why a gunman shot four firefighters as they arrived at an early morning house fire. sergio quintana has details on this shooting. we ree action from local firefighters who are obviously stunned. >> reporter: investigators in new york are trying to hammer out the details but the shooter may have sparked the house fire and waited for firefighters to arrive and then started shooting >> what should have been a radio call to coordinate an early morning fire fight is a call for help. four firefighters were targeted by a shooter. two were killed. gunman may have set the fire to lure emergency crews there. >> it does appear that it was a trap that was set for responding for first responders. >> they identified the shooter as 63-year-old will